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When you check an item a "typical wattage will appear.) It's excellent for on-the-spot results! The low side of the response is estimated to give a room temperature of 78 F. For example, an AC marked with a label of 12,000 BTU actually has a power requirement of 12,000 BTU per hour. If it has a high EER rating, then it will use less wattage and power consumption. First, determine the amps drawn by the unit. Here we presume that a 1.5-ton AC runs on 58% cooling output: Running Wattage (1.5-ton 3-star) = 2,000W 0.58 = 1,160W That means that running such a 1.5-ton AC will use 1.16 kWh per hour. Input it into our air conditioner room size calculator to apply any necessary adjustments. Equipment BTU = total equipment watts x 3.4 Step Five Calculate the heat generated by lighting. Find the total wattage for all lighting and multiply by 4.25 For example, it could be 5,000 BTU / 10 EER = 500W. Calculate the size of air conditioner needed for different room sizes with this air conditioner size calculator in BTU, horsepower, kilowatts and Peka. If you don't see a voltage requirement, check the plug on the air conditioner. A 10,000 BTU AC will generally need around 1900 going to 2050 watts when the startup is occurring. Many newer air conditioners have a large, yellow sticker on the side that clearly states the SEER rating along with some other specs. Simply multiply the (L) length by the (W) width. One BTU is the amount of heat it takes to raise the temperature of one pound of water by 1 Fahrenheit (about 1055 joules). AIR CONDITIONER 12,000 BTU (1 HP ELECTRIC MOTOR) 1900: 7600: NOTE 2 (CODE L MOTOR) AIR CONDITIONER 24,000 BTU (2 HP ELECTRIC MOTOR) 2800: 11200: . This allows ample cooling, whether it is a rainy, moist day or a hot, sunny, humid day. Portable air conditioners are suitable for room sizes that are 775 sq. Popular Answers (1) Deleted profile. Let's say the room is 12 feet wide by 15 feet long. On a 120-volt circuit, a small air conditioner will use 7.5 amps. Air conditioning units are rated in tons. To get the wattage of your air conditioner, use this formula: BTU / EER = Watts. See the low wattage portable AC unit on Home Depot here. Wattage at Set temperature estimates the amount of power used to maintain the temperature . Air conditioning units are rated in tons. If it is 2.7 metres, multiply by 160 watts. When they quote sizes in HP or watts this refers to the input power the air conditioner uses, when sizes are quoted in BTUs this refers to the output ie. 8,000 BTU cooling system uses between 667 and 1,000 watts per hour. 4m x 3m = 12m. Ensure your new air conditioner is sized right for the intended application, by using our fast and free online load calculator. More accurately, you can calculate the EER by dividing the amount of British Thermal Units (BTU units) by the unit's wattage. A simple calculator formula can be used to work it out by multiplying your floor size by the appropriate wattage. Most air conditioners are rated in British thermal units (BTU). 18 W is the answer you get when you multiply 120V by 0.15 Amps (150mA). A large window AC uses up to 1,440 watts, a medium one uses 900 watts, and a small model uses about 500 watts. A 15,000 BTU air conditioner in rv on an average draws around 12.5-13 amps. Please note that this formula should only be used as an air conditioner size guide. That's how you can easily calculate that 5,000 BTU AC units use 500W of energy. Finally, match the air conditioner size with the required cooling capacity. The Energy Efficiency Ratio (EER) is the ratio of output cooling energy (in . 5,000 BTU cooling system uses between 417 and 625 watts per hour. The air conditioner calculator found below will ask for some important details: the dimensions of the room, the typical number of people using the said room and the number of tea/coffee makers or other electrical equipment within the room. 80 Tons Of Air Conditioning to Watts = 280320. 2- Use the Voltage and Amperage specified on your air conditioner: Fax: 989/799-4524. 90 Tons Of Air Conditioning to Watts = 315360. Assuming the ac to be a 3 star rated, its Energy Efficiency Ratio ( EER )=2.7 . When you run your air conditioner at a fan-only mode, it consumes around 750 watts each hour. 1.5 ton of cooling = 1,500 watts. AC BTU Calculator Use this calculator to estimate the cooling needs of a typical room or house, such as finding out the power of a window air conditioner needed for an apartment room or the central air conditioner for an entire house. This will depend on the unit's size and SEER rating. We need to add 1000 BTU/hr for each foot, if the ceiling is over 8 feet tall. 19000 Watt is equal to 5.42237 Ton of Air Conditioning. It costs an average of $98 to run a central AC system for a month, and $1,178 to run for a year A a rule of thumb, to calculate energy consumption consider 1 ton of AC is equal to 1000 watts. Generator Sizing and Power Calculator is available at My Generator. To set all the items in the group to same . 2 Tons Of Air Conditioning to Watts = 7008. Your electric company's kilowatts per hour (kWh) rate. the amount of cooling achieved which . One ton is equal to 12,000 Btu per hour (3.517 kW). Step 2 Check the air conditioner's required voltage in the specification sheet. Please note that this tool should be used as a guide only . . Mid-sized air conditioners require roughly 2,900 watts per hour, whereas large, portable AC units can use up to 4,100 watts per hour. Visit our main site pages and buy top quality generators online from My Generator. This is SIMPLE. That is the amount of heat required (288,000 Btu) to melt one ton of ice in a 24-hour period. This AC will use about 1000 to 1300 watts for running. Generally, in Australia you will need 120 to 150 Watt of power per square meter of floor area. It is important before purchasing an air conditioner that a heat load calculation is performed to ensure it is big enough for the intended application. Therefore 288000, when divided by 24, gives 12000Btu, which is equal to one ton. This is done by simply dividing the wattage by 1,000. Single room air conditioners come in different sizes and use from 500 to 1500 watts. There are different categories to consider when choosing a generator for your needs: recreation, home standby and construction. 1 Tons Of Air Conditioning to Watts = 3504. Then, multiply the square footage by 25-50 btu/hr.sqft according to the application to obtain the cooling capacity needed. A large window air conditioner can take . component-less. To calculate the size, simply multiply the length times the width of the room or area to be cooled. If the size of your room in square feet is about 216, then you have a small room, if the size of your room is 320, you have a medium-sized room and if the size of your room is 616 and above, so then you have a large. 5000 BTU Air conditioner consumes around 300 to 450 watts for running and 1100 watts for starting. Air conditioners use a higher amperage (wattage) momentarily at the time of compressor start-up than while they are running. 70 Tons Of Air Conditioning to Watts = 245280. The exact value depends on the BTU and the mode in which it is operating. Note that the Average Running Wattage provided in the table represents the power that the air conditioner uses to reach the set temperature. They'll need a separate 240-volt circuit for larger ones, drawing up to 30 amps. To use this calculator, simply click on the apliances you want to power with the generator then enter the number of appliances you want to power, for example, if you want to run 2 window AC the you will have to put 2 in the window AC field. Here is the wattage calculation: 2 ton AC Wattage = 24,000 BTU / 12 = 2,000 W That means that a 2-ton AC has a 2,000W wattage. Actual energy usage depends heavily on what kind of air conditioner you're using (window vs. central). Then, as a practical number, multiply that total times 25 BTU. Most brand new air conditioners tell you the power consumption of the unit. Our bodies tend to release heat into the environment, affecting the cooling effect of an air conditioner. EER (Energy Efficiency Ratio) = cooling capacity of ac/power consumed by ac. Example: A 12,000-BTU portable air conditioner consumes 1,400 watts, so its rating is 8.5 (12,000 BTU/1,400 watts). A typical whole-home air conditioner uses a 240-volt power . An online conversion calculator is more helpful if you are rummaging through the market purchasing a heat pump or an air conditioner for your house. Power Usage (Watts) = BTU Rating EER Power Usage (Watts) = 12000 BTUs 14.96 Power Usage (Watts) = 802.14 Watts In case you can't find the EnergyGuide label, you can still use the electrical specifications of your air conditioner. 4 Tons Of Air Conditioning to Watts = 14016. Easily work out the cost to run your portable air conditioner - enter how much you pay per kWh of electricity and your usage duration in the calculator below. This wattage depends on your house features. You can calculate the number of the watts being used by the appliances connected in RV. Understanding Tonnage of AC. The ongoing wattage required for all tools and appliances you want to run. Power Consumption Calculator: Example 2: 8,000 BTU / 12 = 667 Watts, then you need a 700-watt generator and above. Volume = Width X Length X Height (cubic feet) Step 2 Multiply this volume by 6. Click calculate to find the energy consumption of a central air conditioner using 3500 Watts for 3 hours a day @ $0.10 per kWh. To figure out how much that costs, we need to multiply the kWh spent by the price of electricity. Then : 12m x 140 Watts = 1680 watts. The Built-in Dual Protection Filters helps capture and contain dust and dirt particles.Find out more below. This is done by measuring the length, width and height of the room in feet and multiply all the three dimensions together. With this, we can estimate the power consumption of an aircon using the following equation: ( Wattage/1000) x Hours of use x Power Rate = Daily Electricity Cost Wattage and power consumption of window type air conditioners per capacity On average, homeowners report spending $3,900 - 5,000 to install a 2.5 ton central air system in a house that has functional ductwork.. Fixing or changing the ductwork to accommodate the AC system can add as much as $3,000-4,000 to the total price. For example, if a bulb uses 120V and its current is 150mA, then its wattage becomes 18 watts. Seasonal Energy Efficiency Ratio (SEER) is given to central air conditioning systems. 7000 BTU Air conditioner consumes around 500 to 650 watts for running and 1600 to 1800 watts for starting. Corporate Office/Manufacturing: Saginaw Control and Engineering. Amps is, then calculated by diving watts by the volts. So if you have 1.5 ton AC type 1500 watts in rated power section. Total Equipment Power (KW} Total Lighting Power (KW) If you found the above calculator a useful tool, check out our Leak Test Calculator to find out the maximum interval between leak testing on your air conditioning unit. A portable air conditioner's energy efficiency rating is its BTU rating over its wattage consumed. This is equivalent to about 550 watts, which are another unit used to measure electric currents. Central AC Unit Cost. But rough estimates for how many watts an air conditioners uses are; Central Air Conditioner - 3500 Watts Central A/C Fan Only - Compressor Off - 750 Watts Largest Window Units - 1440 Watts Medium Window Unit - 900 Watts If we assume AC run for 10 hours in a day then UNIT CONSUMED WILL BE- 1554*10= 15540 WH= 15.54 KWH= 15.54 UNIT ( Since 1 kwh= 1 unit) Hence bill amount or energy cahrge will be- As a general rule of thumb, for AC power consumption calculation you should take, 1 ton of cooling = 1,000 watts. Energy Efficiency Ratio (EER) is a score given to room air conditioners. You wisely opt for a Yamaha EF2400iS which produces 2400 watts at peak and 2000 watts . Wattage Calculator. Remember that the EER energy-efficiency rating lists how many BTUs per hour are removed or "pulled out" for each watt of power it draws. 3 Tons Of Air Conditioning to Watts = 10512. For example, a 10,000 BTU window air conditioner with 1,000 watts will have an EER rating of 10. . A BTU is defined as the amount of heat required to raise the temperature of one pound of water by one degree Fahrenheit. 2000W or 2.0 KW is perfect. Enter the details of the room that your air conditioner will be installed in and press the 'Calculate' button for the ideal size/capacity in Kilowatts (kW). Watts Watts = Voltage x Amperage Trust in the proven enclosure climate control products from nVent HOFFMAN, where industry-leading products meet reliable local services. Example: If the daytime cooling area is 100 m 2, the size of your ducted air conditioner would be 100 m 2 x 0.15 = 15 kW. Therefore, a room-size between 600-700 sq feet will need an air conditioner with 14000 BTU. The chart below lists the Start Up and Running amps and watts: Model. Mark Quantity: If there is more then one unit of an item, type the number into the Quantity Box . 1 BTU/h = 0.2931 watt To do this, you must take the wattage of each electrical device and add them together to make a total . Check Items: Mark the items you want to power by Checking the check box next to each item in the include column. In high humidity areas, lower BTUs will take longer to cool but will do a better job of dehumidifying. That is the amount of heat required (288,000 Btu) to melt one ton of ice in a 24-hour period. If the ceiling height exceeds 2.7 metres, multiply the daytime cooling area by 175 watts. When estimating how many watts of energy different air conditioners use, a good rule of thumb is to take the BTU number and divide it by 10. Volts: Select the voltage used for each item. Measuring a room for the right size. To calculate the power consumption of your AC just input the rated power of your AC, operation hours of your AC and the electricity tariff in your place. AC Wattage = AC Capacity (in BTU) / EER Rating Let's say you want to figure out the AC wattage of a 2-ton unit with a 12 EER rating. Running 3 hours a day is the same as running 9 hours a day for 4 of the warmer months. EER = BTUs h pulled out Watt. LG air conditioning systems are eco-friendly with advanced features and thoughtful designs that will help you breathe easier. The higher the resulting rating is, the more energy efficient the unit is going to be. . Saginaw, MI 48638-5770. Wattage Requirement Calculator 2 WATTAGE REQUIREMENT CALCULATOR Fill in the boxes as shown below then click calculate at the bottom of the page. From the forgoing, watts equals the product of voltage and the current (amps). A BTU is equivalent to about 1/100th of a watt. Next, calculate the wattage consumed. Models with 800 to 20,000 BTUs/Hr cooling capacity for indoor, outdoor, and harsh environments. 600 - 800 Watts. Your Caravan Air-conditioner draws 2300 watts at start up and drops back to 1000 watts continuous. Wattage. Example 1: 8,000 BTU / 7 = 1143 Watts, then you need an 1200-watt generator and above. Next, we also have to consider the number of people regularly in the room. First, go outside and look at your condenser unit. Fill in the boxes as shown below. Air Conditioning units require anything from 15 to 60 amps depending on the number of tons, equivalent to 208/240 volts. 10,0000 to 12,000 BTU cooling systems use . Begin by taking the length and width of each room and multiplying them. Spoilers: Portable AC wattage ranges from 754W to 1480W, with 1250W being the most common. An average central ac will use 3000 to 5000 watts of power for around 9 hours a day during the hotter months. National appliance standards require room air conditioners built after January 1, 1990 . the cost of electricity per kilowatt-hour (Kwh) in your state and the annual cooling hours for your location (estimated by the EPA in 2002). It will use about 600 to 750 watts for the running. Air Conditioners. Your application's exact wattage may vary. Calculating the Cost of Window Air Conditioner. First, we have to calculate the average running wattage. Your floor area is your width x length of the room to be cooled. In the table below, we've given you the average watts used for air conditioners between 5,000 BTU to 18,000 BTU with an EER range between 8 and 12. . (Nationally, the average is $0.13.) We will look at the problem below to see this formula in use. To find the size of Air Conditioning required for your daytime living area, you need to start by finding out its area. The average power usage of different size mini-split air conditioners. Step 1 Find the volume of your room in cubic feet. For example, we will use a 16 SEER air conditioner. To calculate air conditioner size, multiply the length of the room by the width of the room to get the square footage of the room. It's easy to calculate how much it costs to run an air conditioner, but the calculation depends on three variables: The wattage of the air conditioner. On average, portable air conditioners use 1.176 kWh of electricity per hour. Of course, the prices differ between energy companies and states. 1 BTU = 0.0002931 kWh 1 kWh 3412 BTU BTU/h, BTU per hour, is a unit of power that represents the energy transfer rate of BTU per hour. The calculator is pre-populated with the most common wattage for portable AC units and the average cost per kWh in the US. Therefore 288000, when divided by 24, gives 12000Btu, which is equal to one ton.